package zj.xinxin.web.config;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateDeserializer;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalTimeDeserializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateSerializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalTimeSerializer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;

import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;

@Configuration
public class LocalDateTimeFormatConfig {
    private static final String DEFAULT_DATE_TIME_PATTERN = "yyyy-MM-dd HH:mm:ss";
    private static final String DEFAULT_DATE_PATTERN = "yyyy-MM-dd";
    private static final String DEFAULT_TIME_PATTERN = "HH:mm:ss";
    private static final String DEFAULT_TIME_ZONE = "Asia/Shanghai";

    @Bean
    @Primary
    public ObjectMapper objectMapper() {
        ObjectMapper objectMapper = new ObjectMapper();
        JavaTimeModule javaTimeModule = new JavaTimeModule();
        javaTimeModule.addSerializer(LocalDateTime.class,
                new LocalDateTimeSerializer(
                        DateTimeFormatter.ofPattern(DEFAULT_DATE_TIME_PATTERN)
                                .withZone(ZoneId.of(DEFAULT_TIME_ZONE))));
        javaTimeModule.addSerializer(LocalDate.class,
                new LocalDateSerializer(
                        DateTimeFormatter.ofPattern(DEFAULT_DATE_PATTERN)
                                .withZone(ZoneId.of(DEFAULT_TIME_ZONE))));
        javaTimeModule.addSerializer(LocalTime.class,
                new LocalTimeSerializer(
                        DateTimeFormatter.ofPattern(DEFAULT_TIME_PATTERN)
                                .withZone(ZoneId.of(DEFAULT_TIME_ZONE))));
        javaTimeModule.addDeserializer(LocalDateTime.class,
                new LocalDateTimeDeserializer(
                        DateTimeFormatter.ofPattern(DEFAULT_DATE_TIME_PATTERN)
                                .withZone(ZoneId.of(DEFAULT_TIME_ZONE))));
        javaTimeModule.addDeserializer(LocalDate.class,
                new LocalDateDeserializer(
                        DateTimeFormatter.ofPattern(DEFAULT_DATE_PATTERN)
                                .withZone(ZoneId.of(DEFAULT_TIME_ZONE))));
        javaTimeModule.addDeserializer(LocalTime.class,
                new LocalTimeDeserializer(
                        DateTimeFormatter.ofPattern(DEFAULT_TIME_PATTERN)
                                .withZone(ZoneId.of(DEFAULT_TIME_ZONE))));
        objectMapper.registerModule(javaTimeModule);
        return objectMapper;
    }
}